Features Advanced LCD Display: Industrial-grade large-screen LCD provides clear visibility of charge and discharge parameters for easy monitoring and adjustment Efficient 3-Stage Charging: Features a complete 3-stage PWM charging management system, ensuring optimal battery performance with minimal heat generation Comprehensive Protection Features: Built-in over-current, short-circuit, open-circuit, and reverse connection protections are self-healing, safeguarding the controller from damage Intelligent Management System: The integrated microcontroller automatically optimizes the performance of solar panels and batteries, enhancing system efficiency Versatile Application: Suitable for a variety of uses including residential, industrial, and commercial settings, making it a practical choice for diverse solar energy needs Features: 1、Industrial‑grade main control chip and large‑screen LCD display, with adjustable charge and discharge parameters. 2、With a complete 3？stage PWM charging management and dual MOS anti？back circuit with ultra？low heat generation. 3、Built‑in over‑current/short‑circuit protection, open‑circuit protection, and reverse connection protection, all of which are self‑healing and do not damage the controller. 4、The built‑in industrial microcontroller can automatically manage the work of solar panels and batteries in the solar system. 5、This product is widely suitable for family, industry, business, etc., and is very practical. Specification: Item Type: Solar Panel Controller Product Material: PVC Product Specification: 12V/24V 30A Rated Charging Current: 30A Rated Discharge Current: 10A USB Output: 5V/3A Size: Approx. 148.57mm / 5.8in 139.89mm / 5.5in 55.71mm / 2.2in 77.99mm / 3.1in Package List: 1 x Solar Panel Controller 1 x User Manual Package List 1 x Solar Panel Controller 1 x User Manual